21072579902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1\times {\mathrm{1091}}^1$

素因数の和:1485

約数の個数: 64

約数和(自身を含む): 36068917248

約数和(自身を除く): 14996337346

約数列:

[1, 2, 11, 22, 31, 62, 127, 223, 254, 341, 446, 682, 1091, 1397, 2182, 2453, 2794, 3937, 4906, 6913, 7874, 12001, 13826, 24002, 28321, 33821, 43307, 56642, 67642, 76043, 86614, 138557, 152086, 243293, 277114, 311531, 372031, 486586, 623062, 744062, 877951, 1524127, 1755902, 2676223, 3048254, 4295267, 5352446, 7542083, 8590534, 9657461, 15084166, 19314922, 30898211, 47247937, 61796422, 82962913, 94495874, 165925826, 339880321, 679760642, 957844541, 1915689082, 10536289951, 21072579902]

約数ペア:

[(1, 21072579902), (2, 10536289951), (11, 1915689082), (22, 957844541), (31, 679760642), (62, 339880321), (127, 165925826), (223, 94495874), (254, 82962913), (341, 61796422), (446, 47247937), (682, 30898211), (1091, 19314922), (1397, 15084166), (2182, 9657461), (2453, 8590534), (2794, 7542083), (3937, 5352446), (4906, 4295267), (6913, 3048254), (7874, 2676223), (12001, 1755902), (13826, 1524127), (24002, 877951), (28321, 744062), (33821, 623062), (43307, 486586), (56642, 372031), (67642, 311531), (76043, 277114), (86614, 243293), (138557, 152086)]